[INTERNAL] Bump @ui5/builder from 3.0.0-rc.5 to 3.0.0-rc.6

Changelog of this version: https://github.com/SAP/ui5-builder/blob/v3.0.0-rc.6/CHANGELOG.md

Author: RandomByte

package-lock.json

@@ -116,7 +116,7 @@
 		"url": "[email protected]:SAP/ui5-project.git"
 	},
 	"dependencies": {
-		"@ui5/builder": "^3.0.0-rc.5",
+		"@ui5/builder": "^3.0.0-rc.6",
 		"@ui5/fs": "^3.0.0-rc.6",
 		"@ui5/logger": "^3.0.1-rc.3",
 		"ajv": "^6.12.6",